The McDonnell-Douglas A-4 Skyhawk is an American attack aircraft, the prototype of which first flew in 1954. During prototype testing in 1954, it broke the horizontal flight speed record for its class of aircraft. The A-4 is a single-engine, low-wing, delta-wing aircraft that was highly durable and damage-resistant, earning it the reputation of a fighter pilot. Various versions of the A-4 Skyhawk saw service in the Vietnam War and the Falklands War (1982). They played an important role in the 1973 war, serving with the Israeli Air Force. Production ended in 1979, and to date, approximately 2,900 combat versions and approximately 600 training versions have been produced. During its service, numerous versions were created, of which the A-4A (first production version), A-4F (with improved electronics) and A-4G (training version) are to be replaced. Fixed armament: 2 Browning Mk 12 cannons (caliber 20 mm); Suspended equipment (depending on version) weighing from 3720 kg to 4155 kg. The aircraft was exported, at least, to Argentina, Australia, New Zealand and Singapore. Technical data: Maximum speed: 1075 km/h; rate of climb 28-43 m/s, practical ceiling 14900 m, maximum flight range: 3305 km.